it's never about foreign policy. it's about the kind of revelations of character and personality and disposition and temperament. you can see often how people hold themselves on screen. during the primary debates you often saw mitt romney standing calmly and relaxed while these other people were skabling among each other. the famous case of john kennedy and richard nixon in 1960, even reagan and carter in 1980, the confidence and ease that ronald reagan projected and jimmy carter looked defensive. that's the impression that often lasts. >> even al gore and george w. bush is a good example of body language so much during those debates. al gore was up in the polls and had a series of very poor debate performances. >> al gore had been a very effe effective, aggressive debater. he was seen in the first debate as too aggressive. the sighs and the rest. in the second debate he was almost too laid back. by the third he had a just right approach by that time. those performances and all the other factors in the 2000 election